Microbiology 26 - Infective endocarditis (path guide not lectures) Flashcards
Recall some risk factors for infective endocarditis
Dental PMH RhF Congenital heart disease Valve replacement Long term lines
Recall some signs of SUBACUTE infective endocarditis that wouldn’t be seen in its acute form
Janeway lesions
Roth spots
Splenomegaly
Splinter haemorrhages
Recall the major criteria in the Duke Classificiation for infective endocarditis
Persistent bacteraemia
Echo findings (vegetations seen)
Positive serology
What is the most likely pathogen in subacute infective endocarditis?
Strep viridians
What is the most likely pathogen in acute infective endocarditis?
CoNS
Which valve is most likely to be affected in infective endocarditis in an IV drug user?
Tricuspid in 50%
What is the most important investigation to order in susected infective endocarditis?
3 blood cultures taken from 3 DIFFERENT sites